Home / 67,905.93-101,864.34-25,806.18

Finding the Fourth Proportional to 67,905.93, 101,864.34 and 25,806.18

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Solution

The fourth proportional to 67,905.93, 101,864.34 and 25,806.18 is: 38,711.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,905.93 : 101,864.34 = 25,806.18 : x
  2. Step 2: Convert to fraction form
    67,905.93/101,864.34 = 25,806.18/x
  3. Step 3: Cross multiply
    67,905.93x = 101,864.34 × 25,806.18
  4. Step 4: Simplify right side
    67,905.93x = 2,628,729,493.62
  5. Step 5: Solve for x
    x = 2,628,729,493.62/67,905.93
  6. Step 6: Final answer
    x = 38,711.34

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.